Question

Animals undergo inactive stage during winter. It is

• A. Acclimitisation
• B. Hibernation
• C. Aestivation
• D. Adaptation

Answer 1

Answer: (B)

Hibernation

• Hibernation is an adaptation which has evolved in certain group of animals to conserve energy by slowing down metabolism and keeping their body temperature low in winters.
  
• Bats and bears are well known for hibernating. Some of the hibernating animals includes fish, frogs and turtles, snakes, bees, hedgehogs which have no way to keep warm during winter.
  
• Hibernation helps animal to survive when there is inadequate food supply. Before entering into hibernating state an animal stores enough fat to consume it during hibernation.
  

So, the correct option is 'Hibernation'.